It has maximum ionic character

It has minimum ionic character

It has associated molecules

It has least molecular weight

A network solid

A metallic solid

Non-polar liquid

An ionic liquid

NaCl

MgCl2

AlCl3

All have equal covalent character

$AgF$

$AgI$

$KBr$

$CaC{l_2}$

F > Br > Cl > I

F > Cl > Br > I

I > Br > Cl > F

Cl > I > Br > F

LiF has more covalent character than LiI

LiI has more covalent character than LiF

Both have equal covalent character

Fajan's rules cannot be applied to these compounds

${\rm{LiF}}$

${\rm{NaF}}$

${\rm{CsI}}$

${\rm{CsF}}$

Covalent

Ionic

Coordinate

Metallic

${\rm{N}}{{\rm{a}}_2}{\rm{S}}$

${\rm{AlC}}{{\rm{l}}_3}$

$NaH$

${\rm{MgC}}{{\rm{l}}_2}$

${\rm{LiCl}}$

${\rm{BeC}}{{\rm{l}}_2}$

${\rm{BC}}{{\rm{l}}_3}$

${\rm{CC}}{{\rm{l}}_4}$

Small cation and large anion

Small cation and small anion

Large cation and large anion

Large cation and small anion